978939

Information

• Patent Grant
• 978939

• References
• Source

• Patent Number

  978,939

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1910
  114 years ago

• CPC

  • F02N1/02 - having safety means preventing damage caused by reverse rotation
  • Y10T74/1526 - Oscillation or reciprocation to intermittent unidirectional motion
  • Y10T74/1537 - Oscillating
  • Y10T74/1597 - Multiple acting
  • Y10T74/2137 - Single tooth

• US Classifications

  • 123 - Internal-combustion engines
  • 074 - Machine element or mechanism